20720389140
20,720,389,140 is an even composite number composed of seven prime numbers multiplied together.
20720389140 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20720389140:
22 × 33 × 5 × 11 × 17 × 449 × 457
(2 × 2 × 3 × 3 × 3 × 5 × 11 × 17 × 449 × 457)See below for interesting mathematical facts about the number 20720389140 from the Numbermatics database.
Names of 20720389140
- Cardinal: 20720389140 can be written as Twenty billion, seven hundred twenty million, three hundred eighty-nine thousand, one hundred forty.
Scientific notation
- Scientific notation: 2.072038914 × 1010
Factors of 20720389140
Divisors of 20720389140
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 17 18 20 22 27 30 33 34 36 44 45 51 54 55 60 66 68 85 90 99 102 108 110 132 135 153 165 170 180 187 198 204 220 255 270 297 306 330 340 374 396 449 457 459 495 510 540 561 594 612 660 748 765 898 914 918 935 990 1020 1122 1188 1347 1371 1485 1530 1683 1796 1828 1836 1870 1980 2244 2245 2285 2295 2694 2742 2805 2970 3060 3366 3740 4041 4113 4490 4570 4590 4939 5027 5049 5388 5484 5610 5940 6732 6735 6855 7633 7769 8082 8226 8415 8980 9140 9180 9878 10054 10098 11220 12123 12339 13470 13710 14817 15081 15266 15538 16164 16452 16830 19756 20108 20196 20205 20565 22899 23307 24246 24678 24695 25135 25245 26940 27420 29634 30162 30532 31076 33660 38165 38845 40410 41130 44451 45243 45798 46614 48492 49356 49390 50270 50490 59268 60324 60615 61695 68697 69921 74085 75405 76330 77690 80820 82260 83963 85459 88902 90486 91596 93228 98780 100540 100980 114495 116535 121230 123390 133353 135729 137394 139842 148170 150810 152660 155380 167926 170918 177804 180972 205193 206091 209763 222255 226215 228990 233070 242460 246780 251889 256377 266706 271458 274788 279684 296340 301620 335852 341836 343485 349605 410386 412182 419526 419815 427295 444510 452430 457980 466140 503778 512754 533412 542916 615579 666765 678645 686970 699210 755667 769131 820772 824364 839052 839630 854590 889020 904860 1007556 1025508 1025965 1030455 1048815 1231158 1259445 1281885 1333530 1357290 1373940 1398420 1511334 1538262 1679260 1709180 1846737 2051930 2060910 2097630 2257123 2267001 2307393 2462316 2518890 2563770 2667060 2714580 3022668 3076524 3077895 3488281 3693474 3778335 3845655 4103860 4121820 4195260 4514246 4534002 4614786 5037780 5127540 5540211 6155790 6771369 6976562 7386948 7556670 7691310 9028492 9068004 9229572 9233685 10464843 11080422 11285615 11335005 11536965 12311580 13542738 13953124 15113340 15382620 17441405 18467370 20314107 20929686 22160844 22571230 22670010 23073930 27085476 27701055 31394529 33856845 34882810 36934740 38371091 40628214 41859372 45142460 45340020 46147860 52324215 55402110 60942321 62789058 67713690 69765620 76742182 81256428 94183587 101570535 104648430 110804220 115113273 121884642 125578116 135427380 153484364 156972645 188367174 191855455 203141070 209296860 230226546 243769284 304711605 313945290 345339819 376734348 383710910 406282140 460453092 470917935 575566365 609423210 627890580 690679638 767421820 941835870 1036019457 1151132730 1218846420 1381359276 1726699095 1883671740 2072038914 2302265460 3453398190 4144077828 5180097285 6906796380 10360194570 20720389140
- Sum of all divisors σ(n): 74789568000
- Sum of proper divisors (its aliquot sum) s(n): 54069178860
- 20720389140 is an abundant number, because the sum of its proper divisors (54069178860) is greater than itself. Its abundance is 33348789720
Bases of 20720389140
- Binary: 100110100110000100000001100000101002
- Hexadecimal: 0x4D3080C14
- Base-36: 9IODUL0
Squares and roots of 20720389140
- 20720389140 squared (207203891402) is 429334526113029939600
- 20720389140 cubed (207203891403) is 8895978452299471972982695944000
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The
square root of 20720389140 is 143945.7854193723 -
The
cube root of 20720389140 is 2746.6245810455
Scales and comparisons
How big is 20720389140?- 20,720,389,140 seconds is equal to 658 years, 43 weeks, 6 days, 7 hours, 39 minutes.
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To count from 1 to 20,720,389,140 would take you about one thousand, three hundred seventeen years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 20720389140 cubic inches would be around 228.9 feet tall.
Recreational maths with 20720389140
- 20720389140 backwards is 04198302702
- 20720389140 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20720389140's digits is 36
- More coming soon!
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The information we have on file for 20720389140 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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